单项选择题
A.contain data removed from the server.
B.contain data that still resides on the server.
C.are stored with the servers.
D.are stored securely.
单项选择题 Ifthereisaconflictinpolicyfordataretention，whichofthefollowingshouldthetechnicianadhere toFIRST？（）
单项选择题 AWORMdrivecanbeequatedtowhichofthefollowingcommontechnologies？（）
单项选择题 A mail server keeps shutting down. The administrator gets an error message over temperature error? Which of the following should the administrator replace FIRST?（）